import json
import demjson

with open("js.js","r") as file:
    da=file.read()
print(da)
li=demjson.decode(da)
print(type(li))

print(li['error_code'])
print("  ")
for i in li['result']['normal']:
    print("ip:%s \t port:%s"%(i['ipaddr'],i['t_name']))